1. Which of the following statements about sexual and asexual reproduction is FALSE?
A. Genetic diversity occurs in sexual reproduction.
B. Asexually reproducing organisms can repair their own DNA
C. There are no special reproductive cells in asexual reproduction.
D. A gametophyte produces haploid cells in the alternation of generations from sexual reproduction.
2. Natural selection causes
A. change in the environment
B. plants and animals to produce more offspring than can survive.
C. Changes in the frequency of certain favorable characteristics in a population.
D. All of the above.
3. The process by which a species becomes better suited to its environment is known as
A. Adaption
B. Variation
C. Accommodation
D. Selection
4. The fossil record indicates that
A. Species have changed over time.
B. Species evolved primarily by punctuated equilibrium.
C. Soft-bodied organisms can not be fossilized.
D. All of the above.
5.Which of the following statements is NOT used to describe the biological clssification system developed by Carl Linnaeus?
A. It uses a two-word system based o descriptions of the animals.
B. It uses a Latin-based binomial nomenclature.
C. Genus is a taxonomic group of similar species.
D. The basic biological unit is the species.
6.Characteristics that biologists use to classify organisms are
A. Convergent evolution, cladogram, reproductive isolation
B. Reproductive isolation, evolutionary history, shared derived characterists.
C. Binomial nomenclature, shared derived characteristics, evolutionary systematics.
D. Derived cladistics, evolutionary history, covergent evolution.
7. A group of natural populations that are reproductively isolated from other such groups and which interbreed or could interbreed with each other is called a
A. Biological genus
B. Natural family
C. Biological species
D. Biological phylum
8. Which of the following statements about mass extinction is FALSE?
A. Evidence indicates that geological and weather changes are a factor.
B. Mass extinction occurs when a large number of species become extincts.
C. Mass extinction occurred only at the end of the Ordovician period.
D. Human activities are a contributing factor.
9. The law of segregation states that
A. Pairs of allels are dependent on one another when separation occurs during gamete formation.
B. Pairs of alleles separate independently of one another after gamete formation.
C. Each pair of alleles remain together when gametes are formed.
D. The two alleles for a trait separate when gametes are formed.
Sorry to ask so many questions at once but don't worry I am not cheating. I am homeschooling right now and no one can help me understand them. THANK YOU SOO MUCH!!
A. Genetic diversity occurs in sexual reproduction.
B. Asexually reproducing organisms can repair their own DNA
C. There are no special reproductive cells in asexual reproduction.
D. A gametophyte produces haploid cells in the alternation of generations from sexual reproduction.
2. Natural selection causes
A. change in the environment
B. plants and animals to produce more offspring than can survive.
C. Changes in the frequency of certain favorable characteristics in a population.
D. All of the above.
3. The process by which a species becomes better suited to its environment is known as
A. Adaption
B. Variation
C. Accommodation
D. Selection
4. The fossil record indicates that
A. Species have changed over time.
B. Species evolved primarily by punctuated equilibrium.
C. Soft-bodied organisms can not be fossilized.
D. All of the above.
5.Which of the following statements is NOT used to describe the biological clssification system developed by Carl Linnaeus?
A. It uses a two-word system based o descriptions of the animals.
B. It uses a Latin-based binomial nomenclature.
C. Genus is a taxonomic group of similar species.
D. The basic biological unit is the species.
6.Characteristics that biologists use to classify organisms are
A. Convergent evolution, cladogram, reproductive isolation
B. Reproductive isolation, evolutionary history, shared derived characterists.
C. Binomial nomenclature, shared derived characteristics, evolutionary systematics.
D. Derived cladistics, evolutionary history, covergent evolution.
7. A group of natural populations that are reproductively isolated from other such groups and which interbreed or could interbreed with each other is called a
A. Biological genus
B. Natural family
C. Biological species
D. Biological phylum
8. Which of the following statements about mass extinction is FALSE?
A. Evidence indicates that geological and weather changes are a factor.
B. Mass extinction occurs when a large number of species become extincts.
C. Mass extinction occurred only at the end of the Ordovician period.
D. Human activities are a contributing factor.
9. The law of segregation states that
A. Pairs of allels are dependent on one another when separation occurs during gamete formation.
B. Pairs of alleles separate independently of one another after gamete formation.
C. Each pair of alleles remain together when gametes are formed.
D. The two alleles for a trait separate when gametes are formed.
Sorry to ask so many questions at once but don't worry I am not cheating. I am homeschooling right now and no one can help me understand them. THANK YOU SOO MUCH!!